WGUS83 KLSX 041559 FLSLSX Flood Statement National Weather Service St Louis MO 1059 AM CDT Mon May 4 2026 ...The Flood Warning is extended for the following rivers in Illinois...Missouri... Mississippi River at Chester. ...The Flood Warning is cancelled for the following rivers in Illinois...Missouri... Mississippi River at Grafton. River forecasts are based on observed precipitation and forecast precipitation for the next 24 hours. PRECAUTIONARY/PREPAREDNESS ACTIONS... Motorists should not attempt to drive around barricades or drive cars through flooded areas. Rainfall heavier than forecast could cause river levels to rise even higher than predicted. The National Weather Service will monitor this developing situation and issue follow up statements as conditions change. This product, along with additional weather and stream information, is available at https://water.noaa.gov/wfo/lsx && ILC083-MOC183-041700- /O.CAN.KLSX.FL.W.0034.000000T0000Z-260504T1559Z/ /GRFI2.1.ER.260420T0010Z.260501T0430Z.260504T0710Z.NO/ 1059 AM CDT Mon May 4 2026 ...FLOOD WARNING IS CANCELLED... The Flood Warning is cancelled for the Mississippi River at Grafton. * ADDITIONAL DETAILS... - At 10:30 AM CDT Monday the stage was 19.5 feet. - Forecast...The river is expected to fall to 16.0 feet Monday, May 11. && All Times CDT Fld Observed Forecasts (7:00 am) Location Stg Stage Tue Wed Thu Fri Sat Mississippi River Grafton 20.0 19.5 18.3 17.6 17.2 16.8 16.5 && LAT...LON 3880 9057 3888 9057 3897 9055 3898 9042 3895 9028 3891 9033 $$ ILC077-157-MOC157-186-060400- /O.EXT.KLSX.FL.W.0040.000000T0000Z-260506T1800Z/ /CHSI2.1.ER.260429T0930Z.260502T0130Z.260505T1200Z.NO/ 1059 AM CDT Mon May 4 2026 ...FLOOD WARNING NOW IN EFFECT UNTIL WEDNESDAY AFTERNOON... * WHAT...Minor flooding is occurring and minor flooding is forecast. * WHERE...Mississippi River at Chester. * WHEN...Until Wednesday afternoon. * IMPACTS...At 28.0 feet, Unleveed islands near Chester and the prison farm floods. * ADDITIONAL DETAILS... - At 10:30 AM CDT Monday the stage was 28.8 feet. - Recent Activity...The maximum river stage in the 24 hours ending at 10:30 AM CDT Monday was 30.3 feet. - Forecast...The river is expected to fall below flood stage tomorrow morning and continue falling to 20.5 feet Monday, May 11. - Flood stage is 27.0 feet. && All Times CDT Fld Observed Forecasts (7:00 am) Location Stg Stage Tue Wed Thu Fri Sat Mississippi River Chester 27.0 28.8 27.0 24.7 23.3 22.4 21.8 && LAT...LON 3799 8992 3790 8977 3786 8973 3776 8945 3769 8941 3769 8959 3786 8995 3795 9005 $$ Maples